发明名称 |
ACCIDENT INFERENCE AND AUTOMATIC RESTORATION EQUIPMENT IN TRANSFORMER STATION |
摘要 |
PROBLEM TO BE SOLVED: To surely and immediately cancel an automatic restoration operation by installing an automatic restoration operation cancelling means for locking or stopping an automatic restoration operation by a control signal which informs that the operating conditions have changed or a control signal which informs that an operation has not been made as specified. SOLUTION: A press-button switch 17 for automatic restoration operation is for cancelling an automatic restoration operation by being pressed to close a normally open contact 19a of a relay 19 for a period from the generation of a restoration procedure to the termination of the automatic restoration operation. In addition to a press button switch 16 for automatic restoration operation and the press-button switch 17 for automatic restoration operation, a control input/output circuit of an automatic operation section is provided with an automatic restoration operation cancelling means which automatically senses a case that the operating conditions have been changed or a case that an operation has not been made in accordance with a command, while the automatic restoration operation is being executed after it has started by pressing the press-button switch 16 for automatic restoration operation and then locks or stops the automatic restoration operation. |
申请公布号 |
JPH10304550(A) |
申请公布日期 |
1998.11.13 |
申请号 |
JP19970105971 |
申请日期 |
1997.04.23 |
申请人 |
TOKO SEIKI KK |
发明人 |
HIGASHIYAMA NORIO;OKAWA YASUSHI;AKEHI TERUKAZU |
分类号 |
G01R31/08;H02H3/02;H02H3/05;H02J3/00;H02J13/00 |
主分类号 |
G01R31/08 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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